B3311331313231311331322331333132313233313231333131133133313231333132231132311
>>
B331133131323131133132233133313231323331323133313113313331323133313223113231
<<
B3311331313231311331322331333132313233313231333131133133313231333132231132313
>>
B3311331313231311331322331333132313233313231333131133133313231333132231132312
>>